// Package tree_attribute 404_left_sum
// @Title tree_attribute
// @Description  返回一颗二叉树的左叶子节点的和
// @Author  == 琳琳也叫王木木 ==  2021/9/2 12:23
// @Create  2021/9/2 12:23
package tree_attribute

import "go_leetcode/special_practice/3_tree"

func SumOfLeftLeaves(root *__tree.MyTreeNode) int {

	return -1
}
